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What do hjust and vjust do when making a plot using ggplot?

... The value of hjust and vjust are only defined between 0 and 1: 0 means left-justified 1 means right-justified Source: ggplot2, Hadley Wickham, page 196 (Yes, I know that in most cases you can use it beyond this range, but don't expect it to behave in any specific way. This...
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How do I plot in real-time in a while loop using matplotlib?

... version of the code in question (requires at least version Matplotlib 1.1.0 from 2011-11-14): import numpy as np import matplotlib.pyplot as plt plt.axis([0, 10, 0, 1]) for i in range(10): y = np.random.random() plt.scatter(i, y) plt.pause(0.05) plt.show() Note some of the changes...
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C# Thread safe fast(est) counter

... answered Nov 1 '12 at 16:50 Austin SalonenAustin Salonen 44.8k1515 gold badges100100 silver badges134134 bronze badges ...
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How to validate an email address in JavaScript

...^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/; return re.test(String(email).toLowerCase()); } Here's the example of regular expresion that accepts unicode: const re = /^(([^<&...
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Google Maps API 3 - Custom marker color for default (dot) marker

...s: http://chart.apis.google.com/chart?chst=d_map_pin_letter&chld=%E2%80%A2|FE7569 Which looks like this: the image is 21x34 pixels and the pin tip is at position (10, 34) And you'll also want a separate shadow image (so that it doesn't overlap nearby icons): http://chart.apis.google.com/ch...
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Resizing an image in an HTML5 canvas

...lement them yourself then! Oh come on, we're entering the new age of Web 3.0, HTML5 compliant browsers, super optimized JIT javascript compilers, multi-core(†) machines, with tons of memory, what are you afraid of? Hey, there's the word java in javascript, so that should guarantee the performance,...
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How should I validate an e-mail address?

...am", as will org.apache.commons.validator.routines.EmailValidator) (?:[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*|"(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21\x23-\x5b\x5d-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])*")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0...
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Does JavaScript have a method like “range()” to generate a range within the supplied bounds?

... Numbers [...Array(5).keys()]; => [0, 1, 2, 3, 4] Character iteration String.fromCharCode(...[...Array('D'.charCodeAt(0) - 'A'.charCodeAt(0) + 1).keys()].map(i => i + 'A'.charCodeAt(0))); => "ABCD" Iteration for (const x of Array(5).keys()) { co...
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What to do about Eclipse's “No repository found containing: …” error messages?

... 450 Quick answer Go to Help → Install new software → Here uncheck “Contact all update sites d...
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How to find the installed pandas version

...ersion__: In [76]: import pandas as pd In [77]: pd.__version__ Out[77]: '0.12.0-933-g281dc4e' Pandas also provides a utility function, pd.show_versions(), which reports the version of its dependencies as well: In [53]: pd.show_versions(as_json=False) INSTALLED VERSIONS ------------------ commi...